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Update estream.

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This commit is contained in:
Werner Koch 2009-09-03 10:44:13 +00:00
parent 490f747182
commit 64c8f1777c
3 changed files with 67 additions and 341 deletions
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40
common/estream.c
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@ -2756,7 +2756,7 @@ es_getline (char *ES__RESTRICT *ES__RESTRICT lineptr, size_t *ES__RESTRICT n,
out:
return err ? err : line_n;
return err ? err : (ssize_t)line_n;
}
@ -2929,6 +2929,44 @@ es_fprintf (estream_t ES__RESTRICT stream,
return ret;
}
/* A variant of asprintf. The function returns the allocated buffer
or NULL on error; ERRNO is set in the error case. The caller
should use es_free to release the buffer. This function actually
belongs into estream-printf but we put it here as a convenience
and because es_free is required anyway. */
char *
es_asprintf (const char *ES__RESTRICT format, ...)
{
int rc;
va_list ap;
char *buf;
va_start (ap, format);
rc = estream_vasprintf (&buf, format, ap);
va_end (ap);
if (rc < 0)
return NULL;
return buf;
}
/* A variant of vasprintf. The function returns the allocated buffer
or NULL on error; ERRNO is set in the error case. The caller
should use es_free to release the buffer. This function actually
belongs into estream-printf but we put it here as a convenience
and because es_free is required anyway. */
char *
es_vasprintf (const char *ES__RESTRICT format, va_list ap)
{
int rc;
char *buf;
rc = estream_vasprintf (&buf, format, ap);
if (rc < 0)
return NULL;
return buf;
}
static int
tmpfd (void)